This quiz works best with JavaScript enabled. Home > Science > Nervous System – Quiz 165 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Nervous System Quiz 165 (20 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following maintains homeostasis? A) Thalamus. B) Hypothalamus. C) Hippocampus. D) Pons. Show Answer Correct Answer: B) Hypothalamus. 2. Where is the Eustachian Tube connected to? A) The back of the head. B) The back of the nose. C) The back of the Ear. D) None of above. Show Answer Correct Answer: B) The back of the nose. 3. What is the structural characteristic of most motor neurons? A) Unipolar. B) Bipolar. C) Multipolar. D) Nonpolar. Show Answer Correct Answer: C) Multipolar. 4. The information received by the sense organs from the externals surroundings is called ..... A) Stimulus. B) Stimuli. C) Nerves. D) None of above. Show Answer Correct Answer: B) Stimuli. 5. These carry messages to and from parts of your brain. A) Blood. B) Veins. C) Nerves. D) Arteries. Show Answer Correct Answer: C) Nerves. 6. Which of the following is the function of the Nervous System? A) Sends and receives signals about what is happening all over the body. B) Breaks down food and turn it into nutrition. C) Support and protect the body. D) Movement. Show Answer Correct Answer: A) Sends and receives signals about what is happening all over the body. 7. Meaning brain A) Esthet/o. B) Encephal/o. C) Contus/o. D) Psych/o. Show Answer Correct Answer: B) Encephal/o. 8. When an electrical impulse reaches the end of the axon, ..... are released from vesicles in the axon terminal A) Na ions. B) Potassium ions. C) Neurotransmitters. D) Sodium and potassium ions. Show Answer Correct Answer: C) Neurotransmitters. 9. Which of the following is a receptor for PAIN? A) Meissners corpuscle. B) Free nerve endings. C) Merkel's disk. D) Ruffini end organ. Show Answer Correct Answer: B) Free nerve endings. 10. True or False:Inhibitory neurotransmitters make neurons more sensitive to signals A) True. B) False. Show Answer Correct Answer: B) False. 11. The response is most like ..... A) The cause. B) The effect. Show Answer Correct Answer: B) The effect. 12. The only digestive process which is both active and voluntary is A) Absorption. B) Propulsion. C) Ingestion. D) Segmentation. Show Answer Correct Answer: C) Ingestion. 13. Controls involuntary actions under stressed conditions. A) Parasympathetic. B) Sympathetic. Show Answer Correct Answer: B) Sympathetic. 14. How many pairs of cranial nerves are there in the PNS? A) 2. B) 12. C) 31. D) 50. Show Answer Correct Answer: B) 12. 15. The events that occur in order when responding to a stimulus are A) Stimulus, receptor, effector, response. B) Stimulus, receptor, efficient, response. C) Stimulus, effector, receptor, response. D) Stimulus, response, receptor, effector. Show Answer Correct Answer: A) Stimulus, receptor, effector, response. 16. Which of the following structures is NOT included in a synapse? A) Neurotransmitters. B) Synaptic knob. C) Synaptic cleft. D) Plasma membrane of a postsynaptic neuron. Show Answer Correct Answer: A) Neurotransmitters. 17. Select the correct structural classification:This type of neuron has many ends extending from the soma and is the most common neuron in the body. A) Sensory. B) Motor. C) Interneuron. D) Multipolar. E) Unipolar. Show Answer Correct Answer: D) Multipolar. 18. In CNS-myelinate axons and make the myelin sheath A) Interneurons. B) Oligodendrocytes. C) Dendrites. D) Astrocytes. Show Answer Correct Answer: B) Oligodendrocytes. 19. The brain tells your body how to react A) True. B) False. Show Answer Correct Answer: A) True. 20. Found beneath the cerebrum; processes sensory information A) Medulla. B) Cerebellum. C) Vertebrae. D) Conclusion. Show Answer Correct Answer: B) Cerebellum. ← PreviousNext →Related QuizzesNervous System Quiz 1Nervous System Quiz 2Nervous System Quiz 3Nervous System Quiz 4Nervous System Quiz 5Nervous System Quiz 6Nervous System Quiz 7Nervous System Quiz 8Nervous System Quiz 9Nervous System Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books